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add comment on the tex_len calculation

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Dragorn421 2025-05-24 22:02:39 +02:00
parent 8186416170
commit 18b0ec6739
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include/tex_len.h
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@ -6,6 +6,8 @@
* `type` is the array's element type
* `width`, `height` are the texture dimensions
* `bpp` is the texture's format's bits-per-pixels
* The calculation computes the size of the texture in bits `width * height * bpp`,
* then divides by 8 to get the size in bytes, then divides by the element type size.
*/
#define TEX_LEN(type, width, height, bpp) ((width) * (height) * (bpp) / 8 / sizeof(type))